Cammenga Compass Lensatic Phosphorescent CB. S. Military Lensatic Compass. The Model 27 is identical to the compasses supplied to the U.S. Military except that the Tritium Micro Lights are replaced with Phosphorescent Markings. Battle tested - shock water sand proof and fuctional from -50?F to +150?F. Phosphorescent markings allow for navigation in low-light conditions after brief exposure to light. Equipped with a magnifying lens sight wire and dial graduations in both degrees and mils to ensure accurate readings. Copper induction damping system slows the rotation of the magnet without the use of liquids. Built to last with an aluminum frame and waterproof housing. Phosphorescent Markings provide illumination in low-light conditions. Brief exposure to a flashlight or any other light source activates the luminous markings for night-time use. Specifications for Cammenga Compass Lensatic Phosphorescent CB 27CBCS: Color: Coyote Brown Features of Cammenga Lensatic Compass Phosphorescent Coyote Brown 27CBCS: Waterproof Night Luminous Aluminum Frame Degrees/Mils Dial 1:50000 Scale Edge Includes: Nylon Pouch Belt Clip Lanyard Instructions Package Contents: Cammenga Compass Lensatic Phosphorescent CB 27CBCS The Cammenga Compass Lensatic Phosphorescent CB 27CBCS is a quality addition to the Cammenga lineup. For more great deals on Compasses by Cammenga please browse our Cammenga Compasses page. Cammenga Compass Lensatic Phosphorescent CB 27CBCS